Crafted from premium iron and copper materials, this welding clamp ensures superior conductivity, minimizing resistance and power loss. Experience optimal electrical efficiency for smooth and stable welding results every time. Featuring high-strength magnets, this clamp securely attaches to metal surfaces with precision. Enjoy consistent grounding, reducing the risk of unstable current flow during welding operations for enhanced safety and reliability. Say goodbye to traditional spring clips and manual tightening. This clamp offers a hassle-free setup process, saving you valuable time and boosting overall work efficiency. Simply place it on the metal surface, and you're all set to start welding effortlessly. Engineered with a single bolt terminal, this connector enables quick and secure cable connections with ease. The straightforward yet robust design ensures a safe and reliable fit without unnecessary complications, enhancing user convenience. Constructed from high-quality copper, this grounding clamp is built to withstand high temperatures, wear, and corrosion challenges. Count on its long-lasting performance even in demanding welding environments, providing durability and reliability when you need it most. Item Name: Welding Ground Clamp Material: Iron, Copper Features: High Durability, Long Lasting, Practical Suitable Ampere: Size S: Less Than 300A Size L: Less Than 500A Size Details: Size L Diameter: 3.3cm/1.3" (Approx.) Size S Diameter: 2.8cm/1.1" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Welding Ground Clamp